Key points. 1  Humansâand other complex multicellular organismsâhave systems of organs that work together, carrying out processes that keep us alive. 2  The body has levels of organization that build on each other. Cells make up tissues, tissues make up organs, and organs make up organ systems.
The rose was designated as the official state flower of New York in 1955. The rose is a symbol of love and beauty (as well as war and politics) the world over.
The Lilac capital of the world is Rochester, New York, home of the annual Lilac Festival. Cornwall in the Canadian providence of Ontario also claims to be a major center for lilac lovers, with a lilac collection about as massive as the one in Rochesterâs Highland Park. Lilacs are the official state flower of New Hampshire.